https://biblioteca.ugb.edu.sv/cgi-bin/koha/opac-search.pl?q=ccl=Provider%3APaidos%2C%20and%20se%3APapeles%20de%20pedagog%C3%83%C2%ADa&format=rss2 Search results for 'Provider:Paidos, and se:Papeles de pedagogía' at Biblioteca UGB 0 20